Climatological Report (Daily)
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000
CDUS46 KSEW 010829
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
129 AM PDT SAT AUG 1 2015


...................................

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 31 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         94R   523 PM  93    1965  77     17       87
                                      1959
  MINIMUM         64    522 AM  47    1954  57      7       64
  AVERAGE         79                        67     12       76

PRECIPITATION (IN)
  YESTERDAY        0.00          0.26 1955   0.02  -0.02     0.00
  MONTH TO DATE    0.09                      0.70  -0.61     0.77
  SINCE OCT 1     32.71                     35.11  -2.40    35.07
  SINCE JAN 1     16.33                     19.71  -3.38    28.08

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    2                        49    -47       14
  SINCE JUN 1     31                       193   -162      108
  SINCE JUL 1      2                        49    -47       14

 COOLING
  YESTERDAY       14                         3     11       11
  MONTH TO DATE  203                        71    132      152
  SINCE JUN 1    321                        92    229      163
  SINCE JAN 1    328                        98    230      178
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   N (350)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     5.7


SKY COVER
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    58           600 AM
 LOWEST     15           300 PM
 AVERAGE    37

..........................................................


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        92      1949
 MINIMUM TEMPERATURE (F)   57        50      1954
                                             1953


SUNRISE AND SUNSET
AUGUST  1 2015........SUNRISE   547 AM PDT   SUNSET   843 PM PDT
AUGUST  2 2015........SUNRISE   548 AM PDT   SUNSET   842 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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